FlowingData is brought to you by…

My many thanks to the FlowingData sponsors who help keep the gears turning and let me do what I do. Check ’em out. They do data right.

Tableau Software – Combines data exploration and visual analytics in an easy-to-use data analysis tool you can quickly master. It makes data analysis easy and fun. Customers are working 5 to 20 times faster using Tableau.